Aziel or Azai!

We have 2 day old b/g twins and we still don’t have names!!!
What do you prefer, [name_m]Aziel[/name_m] or Azai for boys.
They will join [name_m]Emil[/name_m] and [name_m]Otto[/name_m].
I’m leaning towards [name_m]Aziel[/name_m]

I think [name_m]Aziel[/name_m] is nicer then Azai